Who knows what it takes to dance a principal role?

Their principal role is to help to provide medical services in wartorn areas of the country.

If so, there will be no need to look far in casting the two principal roles.

The men in particular looked ready to take on principal roles.

Their principal role was and still is for the prosperity of the country.

However, Catherine would continue to play a principal role in politics and often dominated her son.

"People are in the corps de ballet one minute and doing a principal role the next."

But new research shows that pollution may have played a principal role.

But the state is expected to continue playing the principal role in preserving open space.

Then, its principal role was to follow the works of the Convention.